Males stand and protect the egg by balancing them on their feet and covering them with feathered skin known as a brood pouch.
雄性站在那里保护这个卵，用双脚保持它的平衡，并用被称为育儿袋的有羽毛的皮肤覆盖着它。
The outer covering of the egg is waterproofed to prevent the embryo from drying out.
鸡蛋的外壳是不透水的，防止胚胎失水。
The outer covering of the egg is waterproofed to prevent the embryo from drying out.
鸡蛋的外壳是不透水的，防止胚胎失水。
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